3
7
1
6
0
4
7
8
0
5
9
1
8
6
3
0
1
5
1
2
3
0
7
0
9
1
0
3
5
8
9
4
8
1
0
4
5
4
1
0
7
7
2
0
5
3
1
4
2
8
1
0
2
0
9
6
5
3
7
5